PRODUCTS-High-strength hexagonal bolts,High-strength nuts,High-strength double-ended studs,High-strength full-thread studs,-Zibo Qiangda Group

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Ball Cap Nut, Black, Phosphated
ASTM A194/A194M-2018 "Standard Specification for High Temperature or High Pressure Nuts" series nuts:
Common grades in the standard: Gr.2H, 2HM, 4, 6, 7, 7M, etc.
American standard hexagon socket bolts ANSIASME B18.3
ASTM A320/A320M-2018 "Standard Specification for Alloy Steel and Stainless Steel Bolting Materials for Low Temperature Service" series of external threaded fastener products : Common grades in this standard: Gr.L7, L7M, L43, etc.
Balance Weight Bolt
The dimensions of bolt products can be selected in accordance with: GB/T5783, GB/T5782, SH/T3404, DIN933, DIN931, ISO4014, ISO4017, UNI5737/UNI5739 Italian standards, ASME B18.2.3.1M, ASME B18.2.3.5M, ASME B18.2.3.6M metric hexagonal, ANSI/ASME B18.2.1 American standards, non-standard sizes, etc.
A453 GR660 all-thread bolts and nuts
ASTM A453/A453M-2017 "Standard Specification for High-Temperature Bolting Materials with Expansion Coefficients Similar to Austenitic Stainless Steel" series fasteners. Grades: Gr.660A, 660B, 660C, 660D.
B7 Full Thread Bolts Galvanized
ASTM A193/A193M-2019 "Alloy steel or stainless steel bolt materials for high temperature or high pressure and other special purpose equipment" series products. Common grades in this standard: Gr.B7, B7M, etc.
B7 Teflon Qrange Full Thread Bolt
ASTM A320/A320M-2018 "Standard Specification for Alloy Steel and Stainless Steel Bolting Materials for Low Temperature Service" series of external threaded fastener products: Common grades in this standard: Gr.L7, L7M, L43, etc.
B7 All-Thread Bolts Black
ASTM A193/A193M-2019 "Alloy steel or stainless steel bolt materials for high temperature or high pressure and other special purpose equipment" series products. Common grades in this standard: Gr.B7, B7M, etc.
L7 All-Thread Bolts Teflon Green
ASTM A320/A320M-2018 "Standard Specification for Alloy Steel and Stainless Steel Bolting Materials for Low Temperature Service" series of external threaded fastener products: Common grades in this standard: Gr.L7, L7M, L43, etc.